Alert archive / Kansas / Mesoscale Discussions in 2013

Mesoscale Discussion 960

June 4, 2013Cheyenne County, Kit Carson County, Prowers County, Colorado; 36 counties in Kansas; 8 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Jun 4, 2013, 8:18 PM MDT for Cheyenne County, Kit Carson County, Prowers County, Colorado; 36 counties in Kansas; 8 counties in Oklahoma. It was in force for 87 min.

The area

The outline as issued.

The facts

Issued
Jun 4, 2013, 8:18 PM MDT (02:18 UTC)
Expired
Jun 4, 2013, 9:45 PM MDT
In force
87 min
Issued by
the Storm Prediction Center
All 47 counties

Cheyenne County, CO, Kit Carson County, CO, Prowers County, CO, Barber County, KS, Barton County, KS, Clark County, KS, Comanche County, KS, Edwards County, KS, Ellis County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Kiowa County, KS, Lane County, KS, Logan County, KS, Meade County, KS, Morton County, KS, Ness County, KS, Pawnee County, KS, Pratt County, KS, Rice County, KS, Rush County, KS, Scott County, KS, Seward County, KS, Sherman County, KS, Stafford County, KS, Stanton County, KS, Stevens County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Alfalfa County, OK, Dewey County, OK, Ellis County, OK, Harper County, OK, Major County, OK, Roger Mills County, OK, Woods County, OK, Woodward County, OK

The radar

The Dodge City radar (KDDC), 67 km from the middle of the area, began a volume at 02:20 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 2.3 hours before the alert went out and 73 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Dodge City, at 00:00Z on 2013-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1441 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 00:00Z on 2013-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1441 J/kg
Mixed-layer CIN
-163 J/kg
Mixed-layer LCL
1566 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
174 m²/s²
Significant tornado parameter
0.1
Supercell composite
7.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 4, 6:35 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Kit Carson, Lincoln and 3 more115 min
Jun 4, 8:37 PM MDTSevere Thunderstorm WatchSPCBarber, Barton, Butler, Chase, Clark, Comanche and 29 more7 hr
Jun 4, 10:39 PM MDTMesoscale DiscussionSPCBarber, Barton, Butler, Chase, Clark, Comanche and 29 more66 min
Jun 5, 1:36 AM MDTMesoscale DiscussionSPCCowley, Harper, Sedgwick, Sumner84 min
Jun 4, 6:30 PM MDTMesoscale DiscussionSPCBeaver, Beckham, Comanche, Cotton, Custer, Dewey and 11 more2 hr
Jun 4, 9:19 PM MDTMesoscale DiscussionSPCBeaver, Texas86 min

Nearby

Mesoscale Discussions in Kansas, 2013Mesoscale Discussions in Oklahoma, 2013Mesoscale Discussions in Colorado, 2013Every mesoscale discussion in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.